Implement clearItemData in common models

A virtual method clearItemData was added to QAIM for Qt6.
This patch implements that method to all Qt concrete models for which
it makes sense.

Task-number: QTBUG-69616
Change-Id: If980fcfc36f723128bc56ec4587c5c3a338dbbcc
Reviewed-by: David Faure <david.faure@kdab.com>

2 files changed, 13 insertions, 0 deletions

diff --git a/src/sql/models/qsqltablemodel.cpp b/src/sql/models/qsqltablemodel.cpp
index a33f76838f..98d6ddf882 100644
--- a/src/sql/models/qsqltablemodel.cpp
+++ b/src/sql/models/qsqltablemodel.cpp
@@ -607,6 +607,16 @@ bool QSqlTableModel::setData(const QModelIndex &index, const QVariant &value, in
     return true;
 }
 
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+/*!
+    \reimp
+ */
+bool QStringListModel::clearItemData(const QModelIndex &index)
+{
+    return setData(index, QVariant(), Qt::EditRole);
+}
+#endif
+
 /*!
     This function simply calls QSqlQueryModel::setQuery(\a query).
     You should normally not call it on a QSqlTableModel. Instead, use
diff --git a/src/sql/models/qsqltablemodel.h b/src/sql/models/qsqltablemodel.h
index 7acc7dc94d..eba27e60ec 100644
--- a/src/sql/models/qsqltablemodel.h
+++ b/src/sql/models/qsqltablemodel.h
@@ -74,6 +74,9 @@ public:
     QSqlRecord record(int row) const;
     QVariant data(const QModelIndex &idx, int role = Qt::DisplayRole) const override;
     bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override;
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+    bool clearItemData(const QModelIndex &index) override;
+#endif
 
     QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;